@mixin content-inner($top: $v-spacing-md, $right: $h-spacing-md, $bottom: $v-spacing-md, $left: $h-spacing-md) {
    @if $top == true {
        padding-top:  $v-spacing-md;
    } @else if $top != false {
        padding-top:  $top;
    }
    @if $right == true {
        padding-right:  $h-spacing-md;
    } @else if $right != false {
        padding-right:  $right;
    }
    @if $bottom == true {
        padding-bottom:  $v-spacing-md;
    } @else if $bottom != false {
        padding-bottom:  $bottom;
    }
    @if $left == true {
        padding-left:  $h-spacing-md;
    } @else if $left != false {
        padding-left:  $left;
    }
}

@mixin content-padded($top: $v-spacing-md, $right: $h-spacing-md, $bottom: $v-spacing-md, $left: $h-spacing-md) {
    @if $top == true {
        margin-top:  $v-spacing-md;
    } @else if $top != false {
        margin-top:  $top;
    }
    @if $right == true {
        margin-right:  $h-spacing-md;
    } @else if $right != false {
        margin-right:  $right;
    }
    @if $bottom == true {
        margin-bottom:  $v-spacing-md;
    } @else if $bottom != false {
        margin-bottom:  $bottom;
    }
    @if $left == true {
        margin-left:  $h-spacing-md;
    } @else if $left != false {
        margin-left:  $left;
    }
}
@mixin flex($direction: row, $content: flex-start, $wrap: wrap) {
    display: flex;
    @if $direction == true {
        flex-direction: row;
    } @else if $direction != false {
        flex-direction:  $direction;
    }
    @if $direction == row and $content == true {
        justify-content: flex-start;
        align-items: center;
    } @else if $direction == row or $direction == true and $content != false {
        justify-content: $content;
        align-items: center;
    }
    @if $direction == column and $content == true {
        justify-content: center;
    } @else if $direction == column and $content != false {
        justify-content: $content;
    }
    @if $wrap == true {
        flex-wrap: wrap;
    } @else if $wrap != false {
        flex-wrap: $wrap;
    }
}